Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 4; Volume 8, Part 4American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 175
... energy losses which has not been possible in previous studies . The results show the total energy losses in ridging to be two to three times larger than previously thought . These results are consistent with large - scale ice rheologies ...
... energy losses which has not been possible in previous studies . The results show the total energy losses in ridging to be two to three times larger than previously thought . These results are consistent with large - scale ice rheologies ...
Page 177
... energy change Figure 3 ( b ) . The total work , dissipation , and potential energy change Ridge results at selected times throughout the simulation . Times. THE ENERGETICS The work performed by the pack in building the ridge is ...
... energy change Figure 3 ( b ) . The total work , dissipation , and potential energy change Ridge results at selected times throughout the simulation . Times. THE ENERGETICS The work performed by the pack in building the ridge is ...
Page 178
... energy creation ( figure 3 - a ) and individual snapshots of the ridge in time ( figure 4 ) show the ridging process to proceed irregularly , especially with respect to potential energy increases . This irregularity is due to the plate ...
... energy creation ( figure 3 - a ) and individual snapshots of the ridge in time ( figure 4 ) show the ridging process to proceed irregularly , especially with respect to potential energy increases . This irregularity is due to the plate ...
Contents
OFFSHORE MECHANICS | 1 |
The Growth of Radial Cracks in Ice Sheets | 7 |
ICE FORCES | 11 |
Copyright | |
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analysis angle Arctic Engineering assumed Barents Sea Beaufort Sea behaviour berm Bjørnøya calculated coefficient Cole components computed Conference on Offshore constant constitutive equation damage evolution damage model deformation density depth determined diameter distribution dynamic effect energy equation experimental factor failure force fracture mechanics fracture toughness frequency friction function Geogrid grain horizontal ice floe ice load ice sheet ice thickness iceberg icebreaking impact increase indentor initial interaction keel material maximum measured Mechanics and Arctic Mellor microcracks modulus motion notch nucleation observed obtained ocean Offshore Mechanics parameters peak stress plane polycrystalline ice predicted pressure probability Proc radar ratio resistance ridge samples sea ice seabed shear shear stress ship shown in Figure simulation specimen spray ice strain rate strain tensor strength structure surface temperature tensile tensile stress tensor tests uniaxial compression variable vector velocity vertical wave Young's modulus